3 system planning, System planning -2 – YSI DIQ/S 182 XT-4-PR User Manual
Page 16
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Installation
System 182 XT-4
3 - 2
ba76027e01
02/2012
3.3
System planning
Overview of planning
steps
Fig. 3-1
System planning
- Position power supply modules near
main consumers (e. g. MIQ/VIS)
Power requirement=
SP of all consumers
(take into account the relative
switching on time of valves)
- Number and types of required sensors
- Measuring locations to be designed
- Distances
- Infrastructure, process environment etc.
Rough planning
Determination of power requirement
Rating
Fine adjustment
IQ
topology + layout
S
ENSOR
N
ET
Power requirement of components
Determination of rating
of power supply modules
Fundamentals of planning
Start
End
Arrangement of
power supply modules
- Sum of all line lengths max. 250 m
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